Chinese NOCs first ventured overseas to invest in oil and gas production more than 20 years ago. Today, they have emerged to become international players with activities spreading across more than 40 countries and producing 2.5 million barrels of oil equivalent per day (mboe/d) of oil and gas outside of China.

Coal is the principal fuel for the global generation of electrical power. It is the leading source of power generation in OECD countries and the dominant fuel source behind economic growth in non-OECD countries.